Green Bank Telescope rules out alien signals in interstellar comet 3I/ATLAS after rigorous scientific deep search.

Space scientists have revealed a new image of the mysterious space rock that passed through our solar system. Researchers ...

It’s unclear if it's even feasible, but it would be a danger to space exploration, astronomy, and even our health.

Active small bodies—including comets, active asteroids, icy minor planets, and transitional objects—occupy a unique position in planetary science. As ...

By taking advantage of a maneuver that would see a spacecraft fire rocket engines while in the solar corona, that ...

The icy solar system comet C/2024 E1 (Wierzchos) is set to make its closest pass of Earth tomorrow (Feb. 17), an event known to astronomers as perigee. But your ability to see the ancient wanderer ...

Astronomers observed a heart-shaped gas and dust cloud around red giant Mira A before Valentine’s Day, using data from ESO’s Very Large Telescope and ALMA in Chile.

A newly found comet is well on its way toward the sun, set to reach its nearest point come spring. The comet, dubbed C/2026 A1, was discovered by a group of French scientists at a Chilean observatory ...

Using the Swift telescope, hydroxyl emissions glowed with ultraviolet light, resembling fireworks in slow motion. The presence of these signals, which are ...

The ESA/NASA Solar and Heliospheric Observatory (SOHO) captured comet Comet 96P/Machholz latest flyby of the Sun. See a time-lapse of the footage here. Credit: ESA/NASA/SOHO | edited by Space.com's St ...

For millions of years, a frozen wanderer drifted between the stars before slipping into our solar system as 3I/ATLAS—only the third known interstellar comet ever spotted. When scientists turned NASA’s ...

Comet 12P/Pons-Brooks and Jupiter were seen by NASA's Solar TErrestrial Relations Observatory-A (STEREO-A). Credit: Space.com | NASA STEREO | edited by Steve Spaleta What parents need to know about ...